26131326

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:257

約数の個数: 64

約数和(自身を含む): 59222016

約数和(自身を除く): 33090690

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 101, 107, 186, 202, 214, 303, 321, 403, 606, 642, 806, 1209, 1313, 1391, 2418, 2626, 2782, 3131, 3317, 3939, 4173, 6262, 6634, 7878, 8346, 9393, 9951, 10807, 18786, 19902, 21614, 32421, 40703, 43121, 64842, 81406, 86242, 122109, 129363, 140491, 244218, 258726, 280982, 335017, 421473, 670034, 842946, 1005051, 2010102, 4355221, 8710442, 13065663, 26131326]

約数ペア:

[(1, 26131326), (2, 13065663), (3, 8710442), (6, 4355221), (13, 2010102), (26, 1005051), (31, 842946), (39, 670034), (62, 421473), (78, 335017), (93, 280982), (101, 258726), (107, 244218), (186, 140491), (202, 129363), (214, 122109), (303, 86242), (321, 81406), (403, 64842), (606, 43121), (642, 40703), (806, 32421), (1209, 21614), (1313, 19902), (1391, 18786), (2418, 10807), (2626, 9951), (2782, 9393), (3131, 8346), (3317, 7878), (3939, 6634), (4173, 6262)]